`madrid1.level3.net`

DNSSEC	⚠️ Not signed
NS	`ns2.level3.net` ⭐ ⚠️ Not in parent delegation
		A	209.244.0.2^{🇺🇸 AS3356209.244.0.0/14}
			PTR	`ns2.level3.net`
NS	`ns1.level3.net` ⚠️ Not in parent delegation
		A	209.244.0.1^{🇺🇸 AS3356209.244.0.0/14}
			PTR	`ns1.level3.net`
SOA	`ns2.Level3.net`dns@level3.net 2026-04-28 #0

`level3.net`

	DNSSEC	⚠️ Not signed
	A	4.68.80.110^{🇺🇸 AS33564.0.0.0/9}
	NS	`ns2.level3.net` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.l3.net` ⚠️ Not in zone NS records
	NS	`ns1.level3.net` ⚠️ Not in parent delegation
	NS	`ns2.l3.net` ⚠️ Not in zone NS records
	MX	`mx0a-007e5801.pphosted.com` ⭐
	MX	`mx0b-007e5801.pphosted.com` ⭐
	TXT	`_o2r4neu68bzvanwdxnzdhdyvrrvix1m`
	TXT	`v=spf -all`
	TXT	`27 APR 07 - 15:57:52`
	TXT	`_n3ikzaa90go9z6amlmj9oqyq7jxqkmz`
	TXT	`xqg4cqyzv6nwryvxz3fjc78g5vx6p1pd`
	SOA	`ns2.Level3.net`dns@level3.net 2026-04-28 #22

WOT: SAFE (61/100)
rank #607794 globally
rank #17541 in the tld
WOT: UNKNOWN (71/100)
📈 Tranco rank: #12,169

Subdomains

dcm1.madrid1.level3.net

DNS History

2 records (2 active, 0 former)

●NSns1.level3.net2015-09-01 → 2026-04-29 · 2 obs

● 2015-09-01 19:52:08
● 2026-04-29 05:11:08

●NSns2.level3.net2015-09-01 → 2026-04-29 · 2 obs

● 2015-09-01 19:52:08
● 2026-04-29 05:11:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
level3.net	ns1.l3.net, ns2.l3.net	2 records

✅ Authoritative Response

Server:209.244.0.2

NS records: ns1.l3.net, ns2.l3.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for level3.net (unsigned zone)

⏱️ Timing

Total: 128ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.Level3.net, ns1.Level3.net`
SOA	1	`ns2.Level3.net dns.level3.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.l3.net, ns2.l3.net)

Analysis

Hierarchy

The parent of dcm1.madrid1.level3.net is madrid1.level3.net.

Name Servers

madrid1.level3.net is delegated to two name servers: ns1.level3.net and ns2.level3.net.

madrid1.level3.net shares the same name server setup as 16.244.209.in-addr.arpa, 244.8.in-addr.arpa, 151.90.207.in-addr.arpa, sanjose2.level3.net and 34.7.207.in-addr.arpa.

madrid1.level3.net at least partially shares name servers with other domains, for instance customer.level3.net, broadwingcommunication.net, brwopn.com, 130.90.207.in-addr.arpa and broadwingcorporation.com.

These name servers are commonly used alongside ns1.l3.net, ns2.l3.net, ns17.customer.level3.net, ns22.customer.level3.net, ns10.customer.level3.net, ns11.customer.level3.net, ns12.customer.level3.net, ns13.customer.level3.net, ns14.customer.level3.net and ns15.customer.level3.net.

Host names with a single IP:

ns1.level3.net points to 209.244.0.1.

ns2.level3.net points to 209.244.0.2.

madrid1.level3.net - robtex.com